248912620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1131421}}^1$

素因数の和:1131441

約数の個数: 24

約数和(自身を含む): 570236688

約数和(自身を除く): 321324068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1131421, 2262842, 4525684, 5657105, 11314210, 12445631, 22628420, 24891262, 49782524, 62228155, 124456310, 248912620]

約数ペア:

[(1, 248912620), (2, 124456310), (4, 62228155), (5, 49782524), (10, 24891262), (11, 22628420), (20, 12445631), (22, 11314210), (44, 5657105), (55, 4525684), (110, 2262842), (220, 1131421)]